{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011788},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011719","490:4900011923","490:4900010942","490:4900011723","490:4900010077","490:4900010073","490:4900011108","490:4900011603","490:4900011475","490:4900011789","490:4900010442","490:4900011255","490:4900013249","490:4900011327","490:4900011591","490:4900010709","490:4900010788","490:4900010965","490:4900011854","490:4900010624","490:4900011988","490:4900011325","490:4900012188","490:4900011922","490:4900011809"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.2981719731383599,0.16328832658124115,0.08204928753659077,0.06827820784047399,0.05781116522606976,0.05521874653023015,0.05445171072350902,0.04943835772125594,0.04406222250281364,0.04247925022855062,0.039838229328042124,0.03961950105286223,0.03930378716800019,0.03748853897346406,0.036851896630580076,0.036322387439488166,0.03599049946087827,0.03529331744453129,0.03424885124596891,0.03376637044293435,0.03333677453837589,0.03213371462068773,0.03174541955539613,0.031193374813120848,0.030060116560736875],"twin_dists":[0.20204437267821015,0.24725576836102833,0.29043345497011974,0.3009147100246782,0.31010227646581046,0.3125878329820576,0.3133417356515175,0.3184986745868155,0.3245382573046659,0.3264342754452346,0.3297343297666497,0.33001584249817734,0.3304245051171377,0.3328295703324853,0.3336964755054209,0.3344272332081471,0.3348898853982093,0.33587368647379223,0.33737893582310036,0.33808750965407386,0.33872571734989376,0.3405510896586895,0.3411527067564598,0.34201895991899733,0.3438391678208463],"n_dims_used":45,"mean_confidence":0.9127032809787327},"coverage":{"mean_confidence":0.9127032809787327,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}